OT-2026-000020685
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020685) never changes.
Identity and time
| Publication number | OT-2026-000020685 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7462-9e90-d4fa85a187f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020685 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91e438dc884d37dc1fc334ed3ea3a1bf9bb163493b6f8b4b69932624bbb5122e |
|---|---|
| Markdown | 8e86b8980239f546edfe4440e57ed1c9fe5c255b6ca4898edd8443e5e98b18ea |
| Publication page | 5a91aeb497e1206d908ea5944d55ae8a44a3e90897f39e00c4aaede6096b0929 |
| Manifest | 52d295eff9843356aabbc773bea45003f16bcbd064cadae3e1ac70b6ea203046 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | t/ry8IU58tQzOCc6SlsQVnWEG8CXuYGpTiLqAvzcN23w4qpddvxJMX/ZN8uEiw6ElWMCYP+q5TjN3hr5wWuhBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:32.705418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020685observed 5a91aeb497e1206d908ea5944d55ae8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:32.685487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020685/manifest.jsonobserved 52d295eff9843356aabbc773bea45003...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:32.617573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020685/publication.mdobserved 8e86b8980239f546edfe4440e57ed1c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:32.554812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020685/publication.txtobserved 91e438dc884d37dc1fc334ed3ea3a1bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|